Family name Uyay (Uyay 
) , in all the world, is a very rare last name. The cognomen Uyay is habitual in Indonesia, where it is a very rare surname, and India, where it is an extremely rare surname. Much less frequently, Uyay is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Uyay | India, Indonesia, Philippines |